What are the Washingtn Park, Illinois Zip Codes for 2020, 2019Primary Zip Codes for Washingtn ParkZip CodePrimary CitySecondary City62205East Saint LouisWashingtn Park, E St Louis, Washington Pk, Centreville, E Saint LouisCities sharing Zip Codes with Washingtn ParkZip CodePrimary CitySecondary CityMore Information62205East Saint LouisE Saint Louis62205East Saint LouisE St Louis62205East Saint LouisWashingtn Park62205East Saint LouisWashington Pk62205East Saint LouisCentreville Centreville population stats Advertisements